In a jar, there are 15 more brown jelly beans than
orange. If the ratio of orange to brown jelly beans is
3:4, how many total jelly beans are in the jar?

What are the domain and range of f(x)=[1/5]x

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.